OEM parts categories for 2012 Ram 2500: Air Conditioners & Heater (A/C & Heater Controls, A/C & Heater Unit, A/C & Heater Unit Zone, A/C Compressor & Related Parts, A/C Compressor Mounting, A/C Plumbing, Air Duct Exhauster, Ducts Front, Ducts Rear, Heater Plumbing) | Automatic Transmission (2 & 4 Clutch, Case, Case Adapter, Extension, Gearshift Lever , Cable And Bracket, Input / Reverse Planetary, Input Clutch Assembly, Low / Reverse Clutch, Mounting Bolts, Mounting Covers And Shields, Oil Filler, Oil Filler Tube & Related Parts, Oil Pan , Cover And Related Parts, Oil Pump & Related Parts, Parking Sprag & Related Parts, Reaction Planetary, Seal And Shim Packages, Sensors , Vents And Quick Connectors, Structural Collar, Torque Converter, Transmission / Transaxle Assembly, Valve Body & Related Parts) | Body - Sheet Metal Except Doors (Aperture Panel, Aperture Panel And Pillar Supports - Cab Back, Bin Box, Body Weatherstrips & Seals, Cowl, Dash Panel & Related Parts, Floor Pan, Floor Pan Plugs, Mega & Crew Cabs, Floor Plan Plugs, Front Aperture Panel, Front Fender, Fuel Filler Housing & Door, Hood & Related Parts, Hood, Doors, And Tailgate Plugs, Pick-Up Box, Pick-Up Box Plugs, Pick-Up Box, Crossmembers, Reinforcements, Pick-Up Box, Rail Caps, Ram Box Divider / Extender, Rear Wheelhouse Shields, Roof Panel, Sunroof Glass & Component Parts, Tailgate) | Brakes (Booster, Vacuum Power Brake, Brake Master Cylinder, Brake Pedals, Brake Tubes & Hoses, Rear And Chassis, Brakes, Rear, Disc, Front Brakes, Hydraulic Control Unit, Brake Tubes And Hoses, Front, Hydro-Booster, Power Brake, Park Brake Assembly, Rear Disc, Park Brake Cables, Rear, Park Brake Lever & Cables, Front, Pedal, Brake, Standard) | Clutch (Clutch Assembly, Clutch Pedal, Controls, Hydraulic Clutch) | Cooling (Belts, Serpentine & V-Belts, Charge Air Cooler, Coolant Recovery Bottle, EGR Cooling System, Pulley & Related Parts, Radiator & Related Parts, Radiator Support, Thermostat & Related Parts, Torque Convertor Cooler, Transmission Oil Cooler & Lines, Water Pump & Related Parts) | Doors, Door Mirrors And Related Parts (Front Door Lock Cylinders, Front Door, Hardware Components, Front Door, Shell & Hinges, Mirror, Exterior, Rear Door - Hardware Components, Rear Door - Shell & Hinges, Tailgate, Weatherstrips - Front Door, Weatherstrips - Rear Door) | Electrical (Alternator, Alternator & Related Parts, Antenna, Battery Tray & Support, Battery Wiring, DVD & Video System, Front Washer System, Front Wiper System, Ground Straps, Horns, Ignition Spark Plugs, Coils, Instrument Cluster, Lamps - Rear, Lamps Interior, Lamps Outside Mirror, Lamps Roof, Lamps, Front, Modules, Modules Instrument Panel, Modules, Brake, Suspension & Steering, Modules, Engine Compartment, Modules, Receiver, Keys, And Key Fobs, Navigation System, Oxygen Sensors, Park Assist, Power Distribution Center Relay & Fuses, Power Inverter Outlet, Radios, Rear View Camera, Relay - Air Intake Heater, Remote Start, Satellite Radio System, Sensors - Brakes, Sensors - Drivetrain, Sensors - Engine, Sensors - Exhaust & Oxygen, Sensors - Suspension & Steering, Sensors Air Cleaner, Sensors Body, Speakers & Amplifier, Speed Control, Starter & Related Parts, Switches, Switches - Instrument Panel, Switches - Steering Column & Wheel, Switches Body, Switches Door, Switches Powertrain, Switches Seat, Telecommunication System, Wiring - A/C & Heater, Wiring - Engine, Wiring - Repairs, Wiring - Seats, Wiring - Transmission, Wiring Body, Wiring Chassis & Underbody, Wiring Doors, Wiring Headlamp To Dash, Wiring Instrument Panel, Wiring Overhead) | Emission Controls (EGR System, Emission Control Vacuum Harness, Vacuum Canister & Leak Detection, Vacuum Pump Plugs) | Engine (Camshaft & Valvetrain, Crankcase Ventilation, Crankshaft , Crankshaft Bearings , Damper And Flywheel, Cylinder Block & Hardware, Cylinder Block Heater, Cylinder Head & Cover & Rocker Housing, Engine Assembly & Service, Engine Cover & Related Parts, Engine Cover Heat / Noise Shields, Engine Cylinder Block Heater, Engine Gasket / Install Kits, Engine Mounting Left Side, Engine Mounting Right Side, Engine Oil , Engine Oil Filter And Adapter, Engine Oil Cooler, Engine Oil Pan & Engine Oil Level Indicator & Related Parts, Engine Oil Pump, Exhaust Manifolds & Heat Shields, Intake Manifold, Pistons , Piston Rings , Connecting Rods & Connecting Rod Bearing, Timing Case Cover, Timing System, Turbocharger & Hoses / Tubes) | Exhaust (Differential Pressure System, Exhaust Heat Shield, Exhaust System) | Exterior Ornamentation (Decals, Decals Power Wagon, Fender Guards, Grille, Molding Wheel Opening, Moldings Body, Nameplates - Emblem & Medallions, Spoilers) | Frame, Bumper And Fascia (Body Hold Down, Bumper Front, Frame, Complete, Rear Bumper, Tow Hooks & Hitches, Rear, Tow Hooks, Front, Under Body Plates & Shields, Winch - Front) | Front Axle; Differential And Drive Line (Axle Shafts, Differential Assembly, Front Axle Assembly, Housing And Vent, Shaft - Drive) | Front Suspension (Front Stabilizer Bar, Front Stabilizer Bar, Track, Suspension - Front) | Fuel (Accelerator Pedal, Air Cleaner, Fuel Cylinder, Fuel Filler Tube, Fuel Filter, Fuel Injection Plumbing, Fuel Injection Pump, Fuel Lines, Fuel Lines, Front, Fuel Lines, Rear, Fuel Pump Module, Fuel Rail, Fuel Tank, Fuel Tank Filler, Throttle Body) | Glass (Glass, Front Door, Glass, Rear Door, Mirror - Inside Rearview, Windshield & Back Glass) | Interior Trim (Adjusters, Recliners & Shields - Driver Seat, Adjusters, Recliners & Shields - Passenger Seat, Carpet, Complete, Cowl Side Panel & Scuff Plates, Crew Cab - Rear Seat Hardware - Bench, Crew Cab - Rear Seat Hardware - Split Seat, Crew Cab Rear Seat - Bench, Crew Cab Rear Seat - Split Seat, Floor Console, Front Door Trim Panel, Front Seat - Bucket, Front Seat - Split Seat, Headliners & Visors, Instrument Panel & Structure, Instrument Panel Trim, Interior Moldings And Pillars - Crew Cab, Interior Moldings And Pillars - Standard Cab, Interior Moldings And Pillars Mega Cab, Load Floor, Cargo, Load Floor/Kneel & Table Position Cables, Mega Cab - Split Seat, Overhead Console, Rear Cab Trim Panel, Rear Door Trim Panel, Rear Storage Compartment, Silencers) | Labels (Decals Fuel Door, Engine Compartment, Front Door, Label - Instrument Panel) | Manual Transmission (Case And Related Parts, Counter Shaft Assembly, Gear Shift Boot , Knob And Bezel, Gear Shift Lever, Gear Shift Switch , Motor And Actuator, Gear Train, Input Shaft Assembly, Main Shaft Assembly, Mounting Bolts, Reverse Idler Shaft Assembly, Sensors , Switches And Vents, Shift Forks & Rails, Transfer Case Assembly & Identification, Transfer Case Mounting & Venting, Transfer Case Shifting, Transmission / Transaxle Assembly, Transmission Support) | Mopar Accessories - Component Parts (Board Kit, Running - Cab, Camera - Back Up, Cover, Tonneau, Lock Kit, Tailgate, Media System Rear Entertainment, Media System, Monitor, Navigation Kit, Remote Start, Step Kit, Tubular Side) | Rear Axle; Differential And Drive Line (Differential Assembly, Housing And Vent, Rear Axle Assembly, Shaft - Drive, Shaft , Axle) | Rear Suspension (Suspension - Rear) | Restraints (Air Bag Modules Impact Sensor & Clock Springs, Air Bags Front, Air Bags Side, Seat Belt - Front, Seat Belts - Front, Crew Cab, Seat Belts - Front, Regular Cab, Seat Belts - Rear, Crew Cab And Mega Cab) | Steering (Gear Rack & Pinion, Power Steering Hose, Power Steering Pump & Reservoir, Steering Column, Steering Gear Box, Steering Linkage, Steering Wheel Assembly) | Transfer Case (Front Case Half, Gear Shift Control Motor, Rear Case Half & Extension, Shift Fork & Rails, Transfer Case Assembly & Identification, Transfer Case Gear Train, Transfer Case Oil Pump, Transfer Case Shifting) | Wheels (Emergency Kit, Jack Assembly & Tools, Spare Tire Stowage, Tire Monitoring System, Wheel Covers & Center Caps, Wheels & Hardware)